Github user kiszk commented on a diff in the pull request:
https://github.com/apache/spark/pull/22754#discussion_r227363331
--- Diff:
core/src/main/scala/org/apache/spark/internal/config/package.scala ---
@@ -495,8 +495,8 @@ package object config {
ConfigBuilder("spark.shuffle.spill.diskWriteBufferSize")
.doc("The buffer size, in bytes, to use when writing the sorted
records to an on-disk file.")
.bytesConf(ByteUnit.BYTE)
- .checkValue(v => v > 0 && v <= Int.MaxValue,
- s"The buffer size must be greater than 0 and less than
${Int.MaxValue}.")
+ .checkValue(v => v > 12 && v <= Int.MaxValue,
+ s"The buffer size must be greater than 12 and less than
${Int.MaxValue}.")
--- End diff --
Sorry for bothering you. Can we handle this in this PR, too?
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